Microsoft Surface Duo 2 vs Oukitel K9

Microsoft Surface Duo 2

Oukitel K9

Network
2G network

GSM 850, 900, 1800, 1900

GSM 850, 900, 1800, 1900
3G network

HSDPA 850, 900, 1900, 2100

W-CDMA 850, 900, 1700, 1900, 2100
4G network

LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 19, 20, 25, 26, 28, 29, 30, 38, 39, 40, 41, 42, 46, 48, 66, 71

LTE frequency band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 17(700), 18(800), 19(800)
5G network

5G band 1, 2, 3, 5, 7, 20, 25, 28, 38, 41, 66, 71, 77, 78, 79 SA/NSA/Sub6 - global; 1, 2, 3, 5, 7, 20, 25, 28, 38, 41, 66, 71, 77, 78, 79, 257, 260, 261 SA/NSA/Sub6/mmWave - USA

-
HSDPA speed

42.2 Mbps

-
HSUPA speed

5.76 Mbps

-
LTE speed

LTE-A (5CA) Cat20, 2000 Mbps download, 150 Mbps upload

LTE Cat6, 301.5 Mbps download, 51 Mbps upload
5G speed

6 Gbps download

-
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Glass front (Gorilla Glass Victus), glass back (Gorilla Glass)

Aluminium alloy, plastic
SIM

Nano-SIM, eSIM

Dual SIM (Nano-SIM/microSD)
Height

145.2 mm

177.6 mm
Width

93.1 mm

86.3 mm
Thickness

11 mm

8.9 mm
Height unfolded

184.5 mm

-
Width unfolded

145.2 mm

-
Thickness unfolded

5.5 mm

-
Weight

284 g

232 g
Stylus

Yes

-
Colors

Glacier, Obsidian

Black, Blue

Display
Display type

AMOLED capacitive touchscreen

IPS capacitive touchscreen
Physical size

8.3 inches

7.12 inches
Resolution

1892 x 2588 pixels

1080 x 2244 pixels
Pixel density

401 ppi

350 ppi
Display colors

16777216

16777216
Protection

Corning Gorilla Glass Victus

2.5D curved glass screen, LTPS (Low Temperature PolySilicon)
Multitouch

-

Yes
Display features

90Hz, HDR, 800 nits (peak)

-
Cover display

AMOLED capacitive touchscreen

-
Cover display physical size

5.8 inches

-
Cover display resolution

1344 x 1892 pixels

-

Main camera
Camera type

Triple

Dual
Main camera

(wide) , 12 MP, f/1.7 , 27 mm, 1.4 µm

16 MP
(telephoto) , 12 MP, f/2.4 , 51 mm, 1.0 µm, 2x optical zoom

2 MP
(ultrawide) , 13 MP, f/2.2 , 1.0 µm
Primary camera resolution

-

4608 x 3456 pixels
Primary camera video

4K@30/60fps, 1080p@30/60/120/240fps, gyro-EIS, HDR

1080p@30fps
Primary camera flash

-

quad-LED flash
Camera features

Autofocus, continuous shooting, digital zoom, digital image stabilization, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, macro-mode, phase detection autofocus

Autofocus, continuous shooting, digital zoom, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode

Connectivity
WLAN

Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5GHz, 802.11ac, 802.11ax

Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5GHz
WLAN WiFi Hotspot

Wi-Fi hotspot

Yes
WLAN WiFi Direct

Wi-Fi direct

Yes
WLAN WiFi Dual Band

Dual-band

Yes
USB

Type-C 3.2, DisplayPort

Type-C reversible connector
USB On-The-Go

-

Yes
Bluetooth

v5.1

v4.2
Bluetooth A2DP

A2DP

Yes
bluetooth LE

LE

-
Bluetooth AptX

aptX Adaptive

-
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

-

Yes

Features
Sensors

Dual accelerometer, dual compass, fingerprint, dual gyroscope, dual proximity

Accelerometer, compass, fingerprint, gyroscope, proximity, light